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Real Time Clock

Real Time Clocks are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many real time clock manufacturers including Analog Devices, Epson, Microchip, Micro Crystal, NXP, Renesas Electronics, STMicroelectronics & more.
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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) Filter the results in the table by unit price based on your quantity.	Qty.	Interface Type	Date Format	Time Format	Package/Case	Battery Backup Switching	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Series	Mounting Style	Qualification	Packaging
Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS ISL12058IUZ Renesas / Intersil 2.000: Rp28.069,38 Non-Stocked Lead-Time 36 Weeks	Mfr. Part No. ISL12058IUZ Mouser Part No 968-ISL12058IUZ	Renesas / Intersil	Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS	Datasheet	Non-Stocked Lead-Time 36 Weeks	Rp28.069,38 Rp26.968,62 Rp26.418,24	Min.: 2.000 Mult.: 50	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	MSOP-8	No Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C	ISL12058	SMD/SMT		Tube
Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS ISL12058IUZ-T Renesas / Intersil 2.500: Rp27.335,54 Non-Stocked Lead-Time 36 Weeks	Mfr. Part No. ISL12058IUZ-T Mouser Part No 968-ISL12058IUZ-T	Renesas / Intersil	Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS	Datasheet	Non-Stocked Lead-Time 36 Weeks	Reel Rp27.335,54 Rp26.968,62	Min.: 2.500 Mult.: 2.500 : 2.500	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	MSOP-8	No Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C	ISL12058	SMD/SMT		Reel
Real Time Clock I2CAL TIME CLK/CLNDR 8LD ISL1208IB8Z-T7A Renesas / Intersil 1: Rp76.502,82 Non-Stocked Lead-Time 36 Weeks	Mfr. Part No. ISL1208IB8Z-T7A Mouser Part No 968-ISL1208IB8Z-T7A	Renesas / Intersil	Real Time Clock I2CAL TIME CLK/CLNDR 8LD	Datasheet	Non-Stocked Lead-Time 36 Weeks	Cut Tape Rp76.502,82 Rp57.973,36 Rp53.203,40 Rp48.249,98 Reel Rp44.947,70 MouseReel Available	Min.: 1 Mult.: 1 : 250	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	ISL1208	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz 1337AGDVGI8 Renesas Electronics 1: Rp49.901,12 Non-Stocked Lead-Time 33 Weeks	Mfr. Part No. 1337AGDVGI8 Mouser Part No 972-1337AGDVGI8	Renesas Electronics	Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz	Datasheet	Non-Stocked Lead-Time 33 Weeks	Cut Tape Rp49.901,12 Rp37.058,92 Rp33.756,64 Rp30.270,90 View Reel Rp24.950,56 Rp28.619,76 Rp27.702,46 Rp26.601,70 Rp24.950,56 MouseReel Available	Min.: 1 Mult.: 1 : 2.500				MSOP-8						1337AGD	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock .9RTC BASE 1338-31DVGI Renesas Electronics 1: Rp60.908,72 Non-Stocked Lead-Time 33 Weeks	Mfr. Part No. 1338-31DVGI Mouser Part No 972-1338-31DVGI	Renesas Electronics	Real Time Clock .9RTC BASE	Datasheet	Non-Stocked Lead-Time 33 Weeks	Rp60.908,72 Rp47.149,22	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	MSOP-8	Backup Switching	3.3 V	5.5 V	- 40 C	+ 85 C	1338	SMD/SMT		Tube
Real Time Clock 1338B-18 REAL TIME CLOCK 1338B-18DVGI Renesas Electronics 1: Rp56.322,22 Non-Stocked Lead-Time 33 Weeks	Mfr. Part No. 1338B-18DVGI Mouser Part No 972-1338B-18DVGI	Renesas Electronics	Real Time Clock 1338B-18 REAL TIME CLOCK	Datasheet	Non-Stocked Lead-Time 33 Weeks	Rp56.322,22 Rp42.012,34 Rp38.343,14 Rp34.307,02 Rp32.105,50	Min.: 1 Mult.: 1										1338			Tube
Real Time Clock Real Time Clock 1339-31DCGI Renesas Electronics 1: Rp72.099,78 Non-Stocked Lead-Time 33 Weeks	Mfr. Part No. 1339-31DCGI Mouser Part No 972-1339-31DCGI	Renesas Electronics	Real Time Clock Real Time Clock	Datasheet	Non-Stocked Lead-Time 33 Weeks	Rp72.099,78 Rp54.304,16 Rp49.901,12 Rp44.947,70 Rp42.562,72	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	3.3 V	5.5 V	- 40 C	+ 85 C	1339	SMD/SMT		Tube
Real Time Clock Real Time Clock 1339-31DCGI8 Renesas Electronics 1: Rp72.099,78 Non-Stocked Lead-Time 33 Weeks	Mfr. Part No. 1339-31DCGI8 Mouser Part No 972-1339-31DCGI8	Renesas Electronics	Real Time Clock Real Time Clock	Datasheet	Non-Stocked Lead-Time 33 Weeks	Cut Tape Rp72.099,78 Rp54.304,16 Rp49.901,12 Rp45.131,16 Rp42.746,18 Reel Rp42.746,18	Min.: 1 Mult.: 1 : 3.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	1.3 V	3.6 V	- 40 C	+ 85 C	1339	SMD/SMT		Reel, Cut Tape
Real Time Clock 1339D-31 REAL TIME CLOCK 1339D-31DVGI Renesas Electronics 1: Rp52.836,48 Non-Stocked Lead-Time 33 Weeks	Mfr. Part No. 1339D-31DVGI Mouser Part No 972-1339D-31DVGI	Renesas Electronics	Real Time Clock 1339D-31 REAL TIME CLOCK	Datasheet	Non-Stocked Lead-Time 33 Weeks	Rp52.836,48 Rp39.443,90 Rp35.958,16 Rp32.105,50 Rp30.087,44	Min.: 1 Mult.: 1										1339			Tube
Real Time Clock 32.768 kHz OPTION B TEMP COMP SPI RV-3049-C3-32.768KHZ-OPTION-B-TA-QC Micro Crystal 1.000: Rp37.242,38 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768KHZ-OPTION-B-TA-QC Mouser Part No 428-201734-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP SPI	Datasheet	Non-Stocked	Rp37.242,38	Min.: 1.000 Mult.: 1.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 85 C	RV-3049-C3	SMD/SMT
Real Time Clock 32.768 kHz OPTION A TEMP COMP I2C RV-3029-C3-32.768KHZ-OPTION-A-TA-QC Micro Crystal 1.000: Rp46.048,46 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768KHZ-OPTION-A-TA-QC Mouser Part No 428-201875-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP I2C	Datasheet	Non-Stocked	Rp46.048,46	Min.: 1.000 Mult.: 1.000								- 40 C	+ 85 C	RV-3029-C3	SMD/SMT
Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C RV-3029-C3-32.768KHZ-OPTION-B-TB-QC Micro Crystal 1.000: Rp42.195,80 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768KHZ-OPTION-B-TB-QC Mouser Part No 428-201990-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C	Datasheet	Non-Stocked	Reel Rp42.195,80	Min.: 1.000 Mult.: 1.000 : 1.000								- 40 C	+ 125 C	RV-3029-C3	SMD/SMT		Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200 RV-3029-C3-32.768k-OPTION-B-TB-QA Micro Crystal 1.000: Rp43.663,48 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768k-OPTION-B-TB-QA Mouser Part No 428-202116-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200	Datasheet	Non-Stocked	Rp43.663,48	Min.: 1.000 Mult.: 1.000								- 40 C	+ 125 C	RV-3029-C3	SMD/SMT	AEC-Q200
Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C RV-3049-C3-32.768KHZ-OPTION-A-TB-QC Micro Crystal 1.000: Rp49.350,74 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768KHZ-OPTION-A-TB-QC Mouser Part No 428-202219-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C	Datasheet	Non-Stocked	Reel Rp49.350,74	Min.: 1.000 Mult.: 1.000 : 1.000								- 40 C	+ 125 C	RV-3049-C3	SMD/SMT		Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200 RV-3029-C3-32.768k-OPTION-B-TA-QA Micro Crystal 1.000: Rp39.994,28 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768k-OPTION-B-TA-QA Mouser Part No 428-202221-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200	Datasheet	Non-Stocked	Reel Rp39.994,28	Min.: 1.000 Mult.: 1.000 : 1.000								- 40 C	+ 85 C	RV-3029-C3	SMD/SMT	AEC-Q200	Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C RV-3049-C3-32.768KHZ-OPTION-B-TB-QC Micro Crystal 1.000: Rp42.195,80 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768KHZ-OPTION-B-TB-QC Mouser Part No 428-202302-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C	Datasheet	Non-Stocked	Reel Rp42.195,80	Min.: 1.000 Mult.: 1.000 : 1.000								- 40 C	+ 125 C	RV-3049-C3	SMD/SMT		Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200 RV-3049-C3-32.768k-OPTION-B-TB-QA Micro Crystal 1.000: Rp43.663,48 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768k-OPTION-B-TB-QA Mouser Part No 428-202386-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200	Datasheet	Non-Stocked	Rp43.663,48	Min.: 1.000 Mult.: 1.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3049-C3	SMD/SMT	AEC-Q200
Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200 RV-3029-C3-32.768k-OPTION-A-TB-QA Micro Crystal 1.000: Rp51.368,80 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768k-OPTION-A-TB-QA Mouser Part No 428-202651-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200	Datasheet	Non-Stocked	Rp51.368,80	Min.: 1.000 Mult.: 1.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3029-C3	SMD/SMT	AEC-Q200
Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200 RV-3049-C3-32.768k-OPTION-A-TB-QA Micro Crystal 1.000: Rp51.368,80 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768k-OPTION-A-TB-QA Mouser Part No 428-202670-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200	Datasheet	Non-Stocked	Rp51.368,80	Min.: 1.000 Mult.: 1.000								- 40 C	+ 125 C	RV-3049-C3	SMD/SMT	AEC-Q200
Real Time Clock I C Serial Real-Time Clock DS1339C-33# Analog Devices / Maxim Integrated Restricted Availability	Mfr. Part No. DS1339C-33# Mouser Part No 700-DS1339C-33#	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-16	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1339C	SMD/SMT		Tube
Real Time Clock 3.5ppm, I2C RTC with Integrated Crystal and Power Management MAX31328NELB+ Analog Devices / Maxim Integrated Restricted Availability	Mfr. Part No. MAX31328NELB+ Mouser Part No 700-MAX31328NELB+	Analog Devices / Maxim Integrated	Real Time Clock 3.5ppm, I2C RTC with Integrated Crystal and Power Management Learn More about Analog Devices / Maxim Integrated maxim max31328 i2c rtc Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	LGA-10	Backup Switching	2.3 V	5.5 V	- 40 C	+ 85 C	MAX31328	SMD/SMT		Tray
Real Time Clock Micro Crystal RV-3129-C3-32.768k-OPTION-A-TB-QA RV-3129-C3-32.768k-OPTION-A-TB-QA Micro Crystal 1.000: Rp47.699,60 Non-Stocked	Mfr. Part No. RV-3129-C3-32.768k-OPTION-A-TB-QA Mouser Part No 428-203618-MG1	Micro Crystal	Real Time Clock	Datasheet	Non-Stocked	Rp47.699,60	Min.: 1.000 Mult.: 1.000
Real Time Clock Micro Crystal RV-3129-C3-32.768k-OPTION-B-TB-QA RV-3129-C3-32.768k-OPTION-B-TB-QA Micro Crystal 1.000: Rp39.810,82 Non-Stocked	Mfr. Part No. RV-3129-C3-32.768k-OPTION-B-TB-QA Mouser Part No 428-203639-MG1	Micro Crystal	Real Time Clock	Datasheet	Non-Stocked	Rp39.810,82	Min.: 1.000 Mult.: 1.000
Real Time Clock Micro Crystal RV-3149-C3-32.768k-OPTION-A-TB-QA RV-3149-C3-32.768k-OPTION-A-TB-QA Micro Crystal 1.000: Rp47.699,60 Non-Stocked	Mfr. Part No. RV-3149-C3-32.768k-OPTION-A-TB-QA Mouser Part No 428-203641-MG1	Micro Crystal	Real Time Clock	Datasheet	Non-Stocked	Rp47.699,60	Min.: 1.000 Mult.: 1.000
Real Time Clock Micro Crystal RV-3149-C3-32.768k-OPTION-B-TB-QA RV-3149-C3-32.768k-OPTION-B-TB-QA Micro Crystal 1.000: Rp39.810,82 Non-Stocked	Mfr. Part No. RV-3149-C3-32.768k-OPTION-B-TB-QA Mouser Part No 428-203684-MG1	Micro Crystal	Real Time Clock	Datasheet	Non-Stocked	Rp39.810,82	Min.: 1.000 Mult.: 1.000